43 Merge workbooks

05:39:12 Load MergeBook1 from Xlsx file
05:39:12 Read Xlsx format from /var/www/milashki-shop.ru/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook1.xlsx in 0.0080 seconds
05:39:12 Load MergeBook2 from Xlsx file
05:39:12 Read Xlsx format from /var/www/milashki-shop.ru/vendor/phpoffice/phpspreadsheet/samples/Basic/../templates/43mergeBook2.xlsx in 0.0040 seconds
05:39:12 Write Xlsx format to /tmp/phpspreadsheet/43_Merge_workbooks.xlsx in 0.0064 seconds
05:39:12 Write Xls format to /tmp/phpspreadsheet/43_Merge_workbooks.xls in 0.0142 seconds
05:39:12 Peak memory usage: 4.75MB